10-Pack 3x6mm Double Shielded 3x6x2.5mm Miniature Bearing

MR63ZZ Shielded Ball Bearings - 10 Pack
✔️ Chrome Steel Miniature 3mm x 6mm x 2.5mm

This 10-pack of MR63ZZ miniature ball bearings is made for high-speed micro-movement in tight spots like RC motors, model cars, and compact robotics. With chrome steel construction, dual metal shields, and pre-lubed internals, they’re ready for smooth, long-lasting action.

✅ Inner diameter: 3mm
✅ Outer diameter: 6mm
✅ Width: 2.5mm
✅ Material: High-strength chrome steel
✅ Closure: Double metal shields (ZZ) for dust protection
✅ Lubrication: Pre-lubricated with grease
✅ Dynamic load rating: 210 N
✅ Static load rating: 70 N
✅ Max speed (grease): 69,000 RPM
✅ Pack size: 10 bearings (packed in one plastic bag)

☑️ Equal to:

• MR63-ZZ

• MR63-2Z

• KOYO WML3006ZZ

• NSK MR63ZZ

• NMB L-630ZZ

• Fits: Kyosho, Xmods, Century Ninja Pro 30-46, COX Scorpion

💡 Why are miniature shielded bearings important for high-speed micro gear?
They’re built to keep things smooth when space and speed matter most.

• Perfect for RC, drones, and mini robotics

• Sealed to stay clean and spin longer

• Ultra-low friction at micro scale

• Drop-in fit for many hobby-grade replacements

If your tiny machine needs max spin and minimal fuss, this bearing set delivers. Stock up and keep your models or projects running like a dream.